SN4 ""

No	Pattern	Freq
1	[conj] they have been [v-ing] the	11
2	[subord] they have been [v-ing] the	9
3	[noun] they have been [v-ing] the	6
4	they [vb mod] have been [v-ing] the	7
5	they [modal v] have been [v-ing] the	7
6	they have been [v-ing] [prep] the	63
7	they have been [v-ing] [prep] the	63
8	they have been [v-ing] in the	15
9	they have been [v-ing] in the	15
10	they have been [v-ing] for the	12
11	they have been [v-ing] for the	12
12	they have been [v-ing] on the	10
13	they have been [v-ing] on the	10
14	they have been [v-ing] the [noun]	36
15	they have been [v-ing] the [noun sg]	29
16	they have been [v-ing] the [noun pl]	7
17	they have been [v-ing] the [adj]	6